
import java.util.Random;

public class DataGenerator {
	private Random r = new Random();
	private String data = "";

	public String dataGenerator(short number) {
		for (int j = 0; j < number; j++) {
			data += (Math.round(r.nextFloat()));
		}
		return data;
	}
	public static void main(String[] args){
		String msg = new DataGenerator().dataGenerator(Short.parseShort(args[0]));
		System.out.print(msg);
	} 
}
